Round: 44 Ground: Hardcourt outdoor
| ITF Czech Republic F9 | 2018/11/06 12:05 | Wojnar, Bartosz v Petr Michnev | 6-7,5-7 |
| ITF Czech Republic F9 | 2018/11/05 13:25 | Nazaruk, Dominik v Wojnar, Bartosz | 6-1,7-5 |
| ITF Czech Republic F9 | 2018/11/04 15:00 | Martin Zeljenka v Wojnar, Bartosz | 6-7,4-6 |
| ITF Czech Republic F7 | 2018/10/22 08:00 | Cintl, Matej v Wojnar, Bartosz | 7-6,3-6,7-6 |
| Kazakhstan F6, Singles | 2018/09/11 07:50 | Wojnar, Bartosz v Yulik, Viacheslav | 6-2,1-6,4-6 |
| Hungary F6, Singles | 2018/08/20 09:00 | Wojnar, Bartosz v Martin Zeljenka | 4-6,6-7 |
| Hungary F6, Singles | 2018/08/19 08:00 | Wojnar, Bartosz v Kramer, Andreas | 7-6,6-2 |
| ITF Poland F7 | 2018/08/12 11:00 | Tsebrenko, Daniil v Wojnar, Bartosz | 6-0,6-3 |
| ITF Turkey F35 | 2018/11/03 09:00 | Vallejo Ferrer, Adria v Rieder, Horst | 2-6,1-6 |
| Spain F30, Singles | 2018/09/29 12:00 | Vallejo Ferrer, Adria v Torralbo-Albos, Marcos | 4-6,3-6 |
| ITF Spain F7 | 2018/03/16 08:00 | Vittar, Francisco v Vallejo Ferrer, Adria | 6-3,6-1 |
| ITF Spain F6 Qual | 2018/03/11 10:30 | Vallejo Ferrer, Adria v Bondarevskiy, Yan | 0-6,2-6 |
| ITF Spain F31 Qual | 2017/09/23 09:30 | Vallejo Ferrer, Adria v Barranco, Sergio | 1-6,2-6 |